UE 5.6.1 Crashes When Attempting to Import .fbx File

Astroster · June 18, 2026, 2:33pm

Summary

So I am attempting to bring a .fbx file into a level, but when I try the entire application crashes with this error message. I am running an AMD Ryzen 7 5800X and a Radeon RX 5700XT.

What Type of Bug are you experiencing?

Other

Steps to Reproduce

Importing a level using fbx from Blender.

Expected Result

The level I am attempting to import gets imported.

Observed Result

The application crashes with this error message:

Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x0000000000000008

UnrealEditor_SkeletalMeshDescription

UnrealEditor_MeshBuilder

UnrealEditor_UnrealEd

UnrealEditor_AssetTools

UnrealEditor_UnrealEd

UnrealEditor_LevelEditor

UnrealEditor_Slate

UnrealEditor_ApplicationCore

user32

UnrealEditor_ApplicationCore

UnrealEditor

kernel32

ntdll

Affects Versions

5.6

Platform(s)

Windows